Double Star Calculator - Orbit

Orbital Elements for STF795

WDS:	STF795	WDS ID/Discoverer
P:	1260.100	Orbital period (years)
a:	1.77086	Semi-major axis (arcseconds)
i:	71.178	Inclination (degrees)
Ω:	46.733	Longitude of ascending node (degrees)
T:	2089.856	Epoch of periastron passage (year)
e:	0.79717	Eccentricity
ω:	279.646	Longitude of periastron (degrees)
Start-Year:	1394.9502	Year
End-Year:	2655.0498	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STF795
Position:	054800.21+062714.5	Epoch-2000 right ascension and declination
WDS-ID:	05480+0627	WDS designation
Discoverer Code:	STF795	Discover designation and components
ADS number:	4390	Aitken Double Star catalog
HD number:	38710	HD catalog number
Hipparcos number:	27386	Hipparcos catalog number
V1:	5.99	Magnitude of the primary
V2:	6.03	Magnitude of the secondary
Equinox:		Equinox
Date:	2012	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Izm2019	Reference

Double Star Orbit for STF795

WDS 6th Orbit including measures of STF795

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --

Legend:

Green plus signs:	Visual (micrometric) measures
Violet asterisks:	Photographic measures
Blue symbols:	Various interferometric techniques
Dot-dash line:	Indicates the line of nodes

Ephemeris of STF795

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.947   221.55
--------------------------
1394.95    1.069   155.25
1404.95    1.080   156.76
1414.95    1.091   158.24
1424.95    1.103   159.69
1434.95    1.114   161.11
1444.95    1.126   162.50
1454.95    1.138   163.86
1464.95    1.150   165.20
1474.95    1.163   166.50
1484.95    1.175   167.78
1494.95    1.188   169.03
1504.95    1.200   170.25
1514.95    1.213   171.45
1524.95    1.225   172.63
1534.95    1.238   173.78
1544.95    1.250   174.90
1554.95    1.263   176.01
1564.95    1.275   177.09
1574.95    1.287   178.16
1584.95    1.299   179.20
1594.95    1.311   180.23
1604.95    1.322   181.23
1614.95    1.334   182.22
1624.95    1.345   183.19
1634.95    1.356   184.15
1644.95    1.366   185.09
1654.95    1.376   186.02
1664.95    1.386   186.94
1674.95    1.395   187.84
1684.95    1.404   188.73
1694.95    1.413   189.61
1704.95    1.421   190.48
1714.95    1.428   191.34
1724.95    1.435   192.19
1734.95    1.442   193.03
1744.95    1.447   193.87
1754.95    1.452   194.70
1764.95    1.457   195.52
1774.95    1.460   196.34
1784.95    1.463   197.16
1794.95    1.465   197.98
1804.95    1.465   198.79
1814.95    1.465   199.60
1824.95    1.464   200.41
1834.95    1.461   201.23
1844.95    1.458   202.05
1854.95    1.453   202.87
1864.95    1.446   203.70
1874.95    1.438   204.54
1884.95    1.428   205.39
1894.95    1.417   206.26
1904.95    1.403   207.13
1914.95    1.387   208.03
1924.95    1.369   208.95
1934.95    1.348   209.89
1944.95    1.324   210.87
1954.95    1.297   211.89
1964.95    1.266   212.95
1974.95    1.230   214.07
1984.95    1.190   215.26
1994.95    1.144   216.54
2004.95    1.091   217.94
2014.95    1.030   219.49
2024.95    0.959   221.25
2034.95    0.876   223.32
2044.95    0.777   225.87
2054.95    0.657   229.27
2064.95    0.508   234.45
2074.95    0.325   244.86
2084.95    0.135   286.75
2094.95    0.214    18.10
2104.95    0.403    37.94
2114.95    0.548    45.71
2124.95    0.652    50.55
2134.95    0.729    54.21
2144.95    0.786    57.24
2154.95    0.830    59.91
2164.95    0.864    62.34
2174.95    0.890    64.61
2184.95    0.911    66.76
2194.95    0.926    68.82
2204.95    0.939    70.83
2214.95    0.948    72.79
2224.95    0.954    74.72
2234.95    0.959    76.63
2244.95    0.962    78.52
2254.95    0.963    80.40
2264.95    0.964    82.28
2274.95    0.964    84.16
2284.95    0.962    86.04
2294.95    0.961    87.93
2304.95    0.959    89.82
2314.95    0.956    91.73
2324.95    0.954    93.64
2334.95    0.951    95.56
2344.95    0.949    97.49
2354.95    0.946    99.44
2364.95    0.944   101.39
2374.95    0.942   103.36
2384.95    0.940   105.33
2394.95    0.938   107.31
2404.95    0.937   109.29
2414.95    0.936   111.28
2424.95    0.936   113.27
2434.95    0.936   115.26
2444.95    0.937   117.26
2454.95    0.938   119.24
2464.95    0.939   121.22
2474.95    0.942   123.20
2484.95    0.944   125.16
2494.95    0.948   127.11
2504.95    0.951   129.04
2514.95    0.956   130.96
2524.95    0.961   132.86
2534.95    0.966   134.74
2544.95    0.972   136.60
2554.95    0.979   138.44
2564.95    0.986   140.24
2574.95    0.993   142.03
2584.95    1.001   143.78
2594.95    1.010   145.51
2604.95    1.019   147.20
2614.95    1.028   148.87
2624.95    1.038   150.51
2634.95    1.048   152.11
2644.95    1.058   153.69
2654.95    1.069   155.23

Disclaimer

This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.

Acknowledgements

The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.

Report Information

Double Star Calculator:		Version 1.2 ($Rev: 2397 $)
Report created:		2026-06-25 15:40:58